Solved by ihah

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	328,018	2.59
1001	A-B STANDARD	282,044	1.45
1008	A/B STANDARD	233,319	2.89
1284	House Numbers	6,751	1.43
1292	쉽게 푸는 문제	19,068	1.77
1718	암호	2,409	1.80

1